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Round|Lab Grown|IGI

28.03ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG720513814

Shape and cutting style on the report: Round brilliant

Certificate IGI LG720513814

Diamond specifications and retailer prices

From $18,237 USD
£14,360 GBP
As of October 30, 2026
Save $38,816 USD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $57,053 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 28.03ct lab-grown round diamond

This 28.03ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG720513814 or 720513814. Listed at 16 retailers as of October 30, 2026, with prices from $18,237 to $57,053, a $38,816 spread on the same certified stone. Taylor and Hart lists it at $57,053. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

28.03
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720513814
Dimensions19.52 × 19.44 × 12.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.52 mm19.44 mm28.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720513814
Side View
Table 57.0%Crown 34.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $18,237 USD|Low: $18,175 USD|High: $95,987 USD|Avg: $35,932 USD|-47.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Taylor and Hart
October 30, 2026
Retailer 1$18,237 USD
Retailer 3$19,095 USD
Retailer 12$21,077 USD
Retailer 4$21,183 USD
Retailer 5$21,245 USD
Retailer 11$24,088 USD
Retailer 14$24,162 USD
Retailer 2$24,449 USD
Retailer 6$24,449 USD
Retailer 8$25,333 USD
Retailer 7$35,082 USD
Retailer 9$41,418 USD
Retailer 10$45,826 USD
Retailer 13$52,209 USD
Retailer 15$57,020 USD
Taylor and Hart$57,053 USD

32 data points across 16 retailers

16 retailers$18,237 USD to $57,053 USD

B+
Cheapest Retailer
-
$18,237 USD
£14,360 GBP
B+
Retailer 2
-
$19,095 USD
View
B+
Retailer 3
-
$21,077 USD
View
B+
Retailer 4
-
$21,183 USD
View
B+
Retailer 5
-
$21,245 USD
View
B
Retailer 6
-
$24,088 USD
View
B+
Retailer 7
-
$24,162 USD
View
Retailer 8
-
$24,449 USD
View
Price last confirmed 18 days ago
B
Retailer 9
-
$24,449 USD
View
B
Retailer 10
-
$25,333 USD
£19,947 GBP
View
Retailer 11
-
$35,082 USD
View
Price last confirmed 73 days ago
B
Retailer 12
-
$41,418 USD
€39,446 EUR
View
Retailer 13
-
$45,826 USD
A$70,502 AUD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$52,209 USD
View
B
Retailer 15
-
$57,020 USD
View
Most Expensive
B
Taylor and Hart
MCAQ3DH · Oct 30
$57,053 USD
View
15 more retailers have this diamond
Prices start from $18,237 USDSave up to $38,816 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
28.03ct Round
$18,237 USD